I know him(改为否定句)

I know him(改为否定句) I know.改为否定句. i saw him yesterday改为否定句 I know him very well.改为否定句但是有要求 I什么什么him very well I know the answer 改为否定句 I know your name 改为否定句 I know his teacher.(改为否定句) i know her name .(改为否定句) I know the woman改为否定句 i know his name改为否定句 I Know his name(改为否定句) I know her name 改为否定句 I know you.(改为否定句) I have seen him somewhere.( 改为否定句) I know him and he knows me.改为同义句 I know her brother very well.怎么改为否定句 I know his name.(改为否定句） I know where it is.(改为否定句）